... source has many function, including overvoltage, overcurrent, lack-phase, under-voltage, lack of water, cooling water temperature ... when Stable power and stable operation. 4.Three-phase full-bridge rectifier, small hign-order harmonics, without interference on power ... filmOneInstructions for useOneWarranty period1 yearPrice Notice: 1)6 phase 12 pulse intermediate frequency power source control system ...